APA (7th ed.) Citation

Schnapp, J. T., & Tiews, M. (2006). Crowds. Stanford University Press.

Chicago Style (17th ed.) Citation

Schnapp, Jeffrey T., and Matthew Tiews. Crowds. Stanford (California): Stanford University Press, 2006.

MLA (9th ed.) Citation

Schnapp, Jeffrey T., and Matthew Tiews. Crowds. Stanford University Press, 2006.